... adopt igbt modules 3.simple operation IF induction welding machine for hard alloy blade IF induction welding machine for hard ... , such as diamond tool, abrasive tool, drilling tool, alloy saw blade, hard alloy cutter, milling cutter, reamer, planning tool ... tools: diamond cutting tools, grinding tools, drilling tools, alloy saw blade, carbide turning tools, milling cutters, reamers, planer, drill ...